Home / 957,274.57-1,321,038.92-527,554.70

Finding the Fourth Proportional to 957,274.57, 1,321,038.92 and 527,554.70

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Solution

The fourth proportional to 957,274.57, 1,321,038.92 and 527,554.70 is: 728,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,274.57 : 1,321,038.92 = 527,554.70 : x
  2. Step 2: Convert to fraction form
    957,274.57/1,321,038.92 = 527,554.70/x
  3. Step 3: Cross multiply
    957,274.57x = 1,321,038.92 × 527,554.70
  4. Step 4: Simplify right side
    957,274.57x = 696,920,285,842.62
  5. Step 5: Solve for x
    x = 696,920,285,842.62/957,274.57
  6. Step 6: Final answer
    x = 728,025.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.